We extend the notion of social tagging to construct social summaries of complex multimedia materials. Our system allows students to apply time-indexed multimedia tags such as hand...
Mobile devices such as the iPhone provide state of the art interaction capabilities also for web browser applications. Our mobile development is targeted to a Energy Awareness app...
The first electronic Economics preprint appeared in 1993. Since then the growth has been dramatic as the use of the World Wide Web has exploded. RePEc has been instrumental in fa...
Abstract. The World Wide Web has provided users with the opportunity to access from any computer the largest set of information ever existing. Researchers have analyzed how such us...
With the constant innovations in the mobile devices domain, the need to make available new forms of applications is growing. We believe that this kind of devices may become large ...
Artur Afonso de Sousa, Cristina Wanzeller, Rui Ped...